Razor E200 (V24+), E300 (V20+) Controller, MX350 (V33+), Pocket Mod (V45+), Pocket Rocket (V27+) - Model No. ZK2430-D-FS-ROHS Razor E200 Scooter (V24+) Controller, Razor E300 Scooter (V20+) Control Module Razor MX350/MX400 Dirt Rocket (V33+) Controller Razor Pocket Mod Scooter (V45+) Controller Razor Pocket Rocket PR200 (V27+) Controller This is a 24 Volt Razor Scooter 7 Connector Controller (4 Wire Throttle).